/* * Copyright (c) 1999, 2004, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */  package javax.naming.spi; import javax.naming.Context;import javax.naming.Name;import javax.naming.NamingException; /**  * This interface represents an "intermediate context" for name resolution.  *<p>  * The Resolver interface contains methods that are implemented by contexts  * that do not support subtypes of Context, but which can act as  * intermediate contexts for resolution purposes.  *<p>  * A <tt>Name</tt> parameter passed to any method is owned  * by the caller.  The service provider will not modify the object  * or keep a reference to it.  * A <tt>ResolveResult</tt> object returned by any  * method is owned by the caller.  The caller may subsequently modify it;  * the service provider may not.  *  * @author Rosanna Lee  * @author Scott Seligman  * @since 1.3  */ public interface Resolver {     /**     * Partially resolves a name.  Stops at the first     * context that is an instance of a given subtype of     * <code>Context</code>.     *     * @param name     *          the name to resolve     * @param contextType     *          the type of object to resolve.  This should     *          be a subtype of <code>Context</code>.     * @return  the object that was found, along with the unresolved     *          suffix of <code>name</code>.  Cannot be null.     *     * @throws  javax.naming.NotContextException     *          if no context of the appropriate type is found     * @throws  NamingException if a naming exception was encountered     *     * @see #resolveToClass(String, Class)     */    public ResolveResult resolveToClass(Name name,                                        Class<? extends Context> contextType)            throws NamingException;     /**     * Partially resolves a name.     * See {@link #resolveToClass(Name, Class)} for details.     *     * @param name     *          the name to resolve     * @param contextType     *          the type of object to resolve.  This should     *          be a subtype of <code>Context</code>.     * @return  the object that was found, along with the unresolved     *          suffix of <code>name</code>.  Cannot be null.     *     * @throws  javax.naming.NotContextException     *          if no context of the appropriate type is found     * @throws  NamingException if a naming exception was encountered     */    public ResolveResult resolveToClass(String name,                                        Class<? extends Context> contextType)            throws NamingException;};